Isocenter

In imaging physics and radiation oncology, the isocenter is the point in space through which the central ray of the radiation beams pass.

Additional recommended knowledge

Guide to balance cleaning: 8 simple steps

Safe Weighing Range Ensures Accurate Results

What is the Correct Way to Check Repeatability in Balances?

In radiation oncology there is typically talk of two isocenters: radiation isocenter and mechanical isocenter. Radiation isocenter is the point in space through which the central beam of radiation passes whereas mechanical isocenter is the point where optical beams intersect.